Home/CVE/The JavaScript garbage collector could mis-color cross-compartment objects if OOM conditions were detected at the right
CVE

CVE-2024-8384

The JavaScript garbage collector could mis-color cross-compartment objects if OOM conditions were detected at the right

The JavaScript garbage collector could mis-color cross-compartment objects if OOM conditions were detected at the right point between two passes. This could have led to memory corruption. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, Firefox ESR < 115.15, Thunderbird < 128.2, and Thunderbird < 115.15.

CRITICAL · CVSS 9.8 EPSS 0.00321
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
mozilla firefox< 130.0
mozilla firefox esr< 115.15
mozilla firefox esr>= 128.0 and < 128.2
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Sep 2024 · 01:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

27
suse-csafopenSUSE-SU-2024:14572-1
suse-csafSUSE-SU-2024:3507-1
suse-csafopenSUSE-SU-2024:14369-1
suse-csafopenSUSE-SU-2024:14358-1
usnUSN-6995-1
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.mozilla.org/show_bug.cgi?id=1911288Issue TrackingPermissions Required
https://www.mozilla.org/security/advisories/mfsa2024-39/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-40/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-41/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-43/
https://www.mozilla.org/security/advisories/mfsa2024-44/
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